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Features:

support USB 3.0，backward USB 2.0/1.1;
Support SD/SDHC/SDXC/Micro SD(TF);
powered by USB，no external power required;
LED light clew read and write state;
Fully plug !#!amp!*! play and hot swapping support，high-speed data transfer;
Convenient for carrying，antiselismic，high temperature resistance;
Supprt:win98/ME/2000/XP/7/Mac OS;

package content:
1x USB 3.0 card reader